Drop support for urllib3 1.x (#270)

It isn't supported upstream anymore.

Author: pquentin

requirements-min.txt

@@ -1,4 +1,4 @@
-requests==2.26.0
-urllib3==1.26.2
+requests==2.30.0
+urllib3==2.0.3
 aiohttp==3.8.0
 httpx==0.27.0

setup.py

@@ -50,7 +50,7 @@
     package_data={"elastic_transport": ["py.typed"]},
     packages=packages,
     install_requires=[
-        "urllib3>=1.26.2, <3",
+        "urllib3>=2, <3",
         "certifi",
         "sniffio",
     ],

tests/test_httpserver.py

@@ -18,27 +18,14 @@
 import warnings
 
 import pytest
-import requests
-import urllib3
 
 from elastic_transport import Transport
 
 
 @pytest.mark.parametrize("node_class", ["urllib3", "requests"])
 def test_simple_request(node_class, https_server_ip_node_config):
-    # when testing minimum urllib3 and requests dependencies, we disable
-    # the deprecation warning for ssl.match_hostname()
-    silence_ssl_deprecation = (
-        node_class == "urllib3" and urllib3.__version__ == "1.26.2"
-    ) or (node_class == "requests" and requests.__version__ == "2.26.0")
-
     with warnings.catch_warnings():
         warnings.simplefilter("error")
-        if silence_ssl_deprecation:
-            warnings.filterwarnings(
-                "ignore", ".*match_hostname.*deprecated", DeprecationWarning
-            )
-
         t = Transport([https_server_ip_node_config], node_class=node_class)
 
         resp, data = t.perform_request("GET", "/foobar")